Overview
- The date October 27 has become widely observed for pet ofrendas, with many families placing photos, water, food and toys to symbolically welcome the souls of dogs, cats and other companion animals.
- Official school materials and museum programs have circulated practical guidance for pet altars that echoes common lists of items such as a photograph, water, the pet’s favorite food, cempasúchil and candles.
- One origin story credits a 2019 proposal by a pet-funeral company for popularizing October 27, a change that was amplified by media coverage and social‑media sharing.
- The Instituto Nacional de Antropología e Historia and multiple outlets stress there is no single national calendar for Día de Muertos and that timing and customs vary by community and family practice.
- The custom ties into older beliefs about dogs in Mesoamerican funerary lore—the xoloitzcuintle as a guide to the Mictlán—and reflects changing social norms that treat pets as family while creating spaces for public grieving and commercial activity.